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Finding the Fourth Proportional to 10,527.93, 15,780.96 and 3,951.27

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Solution

The fourth proportional to 10,527.93, 15,780.96 and 3,951.27 is: 5,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.93 : 15,780.96 = 3,951.27 : x
  2. Step 2: Convert to fraction form
    10,527.93/15,780.96 = 3,951.27/x
  3. Step 3: Cross multiply
    10,527.93x = 15,780.96 × 3,951.27
  4. Step 4: Simplify right side
    10,527.93x = 62,354,833.82
  5. Step 5: Solve for x
    x = 62,354,833.82/10,527.93
  6. Step 6: Final answer
    x = 5,922.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.